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authorRoland McGrath <roland@gnu.org>1996-05-09 19:30:57 +0000
committerRoland McGrath <roland@gnu.org>1996-05-09 19:30:57 +0000
commit05d4c982198805983d6d7a39b08b1d75eac79387 (patch)
tree3ea219f6741c13e194718865051989f81cbea3d9 /misc/getusershell.c
parent3e2632b62d7633b44458d023b32706229e58a31c (diff)
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* Makerules (versioned): Strip whitespace.
	* Rules (static-only-routines rule): Remove spurious space in dep.

	* misc/getusershell.c: Undo changes of 7 May 96 (rev 1.6).
	Cast string constants to char *.

	* posix/glob/SMakefile, posix/glob/SCOPTIONS, posix/glob/Makefile.ami:
	New files, AmigaDOS support from Aaron Digulla.
	* posix/Makefile (glob.tar): Add AmigaDOS support files.
Diffstat (limited to 'misc/getusershell.c')
-rw-r--r--misc/getusershell.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/misc/getusershell.c b/misc/getusershell.c
index 3816e1e784..6b210b68ff 100644
--- a/misc/getusershell.c
+++ b/misc/getusershell.c
@@ -49,9 +49,10 @@ static char sccsid[] = "@(#)getusershell.c	8.1 (Berkeley) 6/4/93";
  * /etc/shells.
  */
 
-static const char *okshells[] = { _PATH_BSHELL, _PATH_CSHELL, NULL };
-static const char **curshell, **shells, *strings;
-static const char **initshells __P((void));
+static char *okshells[] = { (char *) _PATH_BSHELL, (char *) _PATH_CSHELL,
+			    NULL };
+static char **curshell, **shells, *strings;
+static char **initshells __P((void));
 
 /*
  * Get a list of shells from _PATH_SHELLS, if it exists.
@@ -59,20 +60,20 @@ static const char **initshells __P((void));
 char *
 getusershell()
 {
-	const char *ret;
+	char *ret;
 
 	if (curshell == NULL)
 		curshell = initshells();
 	ret = *curshell;
 	if (ret != NULL)
 		curshell++;
-	return (char *) ret;	/* Cast away `const' for history reasons.  */
+	return (ret);
 }
 
 void
 endusershell()
 {
-	
+
 	if (shells != NULL)
 		free(shells);
 	shells = NULL;
@@ -89,7 +90,7 @@ setusershell()
 	curshell = initshells();
 }
 
-static const char **
+static char **
 initshells()
 {
 	register char **sp, *cp;
@@ -97,10 +98,10 @@ initshells()
 	struct stat statb;
 
 	if (shells != NULL)
-		free((char *) shells);
+		free(shells);
 	shells = NULL;
 	if (strings != NULL)
-		free((char *) strings);
+		free(strings);
 	strings = NULL;
 	if ((fp = fopen(_PATH_SHELLS, "r")) == NULL)
 		return (okshells);
@@ -119,8 +120,8 @@ initshells()
 		strings = NULL;
 		return (okshells);
 	}
-	sp = (char *) shells;
-	cp = (char *) strings;
+	sp = shells;
+	cp = strings;
 	while (fgets(cp, statb.st_size - (cp - strings), fp) != NULL) {
 		while (*cp != '#' && *cp != '/' && *cp != '\0')
 			cp++;